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Removing ultrex from mount
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Dec 30, 2019 · Cut the pipe if you’re installing a new valve. Try installing the check valve on the vertical length of pipe emerging from the sump pump pit, if possible. Use a PVC pipe cutter or a hacksaw to slice across the pipe twice. Remove a section of the pipe that is about the same length as the valve. A test pipe over a stock cat will have some gains, but compare the test pipe to a good high flow cat like the Carsound and it's nothing. Just look at the flow numbers in the cat article, the Carsound is pretty close to it's equal-sized test pipe counterpart.